Home / 5,985.23-8,234.46-5,821.20

Finding the Fourth Proportional to 5,985.23, 8,234.46 and 5,821.20

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Solution

The fourth proportional to 5,985.23, 8,234.46 and 5,821.20 is: 8,008.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985.23 : 8,234.46 = 5,821.20 : x
  2. Step 2: Convert to fraction form
    5,985.23/8,234.46 = 5,821.20/x
  3. Step 3: Cross multiply
    5,985.23x = 8,234.46 × 5,821.20
  4. Step 4: Simplify right side
    5,985.23x = 47,934,438.55
  5. Step 5: Solve for x
    x = 47,934,438.55/5,985.23
  6. Step 6: Final answer
    x = 8,008.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.